Polytetrafluoroethylene content in standalone microporous layers: Tradeoff between membrane hydration and mass transport losses in polymer electrolyte membrane fuel cells
Applied Energy(2019)
摘要
•Higher PTFE standalone MPLs leads to increased liquid water at the catalyst layer.•Higher PTFE standalone MPLs leads to improved membrane hydration.•20 wt% PTFE standalone MPL performs consistently over varied relative humidity.
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关键词
Polymer electrolyte membrane fuel cells,Gas diffusion layers,Microporous layers,Oxygen transport,Synchrotron radiography
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